<!DOCTYPE html>
<script src="../../../resources/js-test.js"></script>
<script src="resources/currentSrcHelper.js"></script>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    addEventListener("load", function() {
        shouldBe('document.getElementById("canary").clientWidth', '75');
        shouldBe('currentSrcFileName("canary")', '"blue_rect.jpg?0"');
        shouldBe('document.getElementById("div_end_picture").clientWidth', '800');
        shouldBe('currentSrcFileName("div_end_picture")', '"image-set-2x.png?2"');
        shouldBe('document.getElementById("div_multiple_end").clientWidth', '800');
        shouldBe('currentSrcFileName("div_multiple_end")', '"image-set-2x.png?2"');
        shouldBe('document.getElementById("source_in_div").clientWidth', '75');
        shouldBe('currentSrcFileName("source_in_div")', '"blue_rect.jpg"');
        shouldBe('document.getElementById("not_in_picture").clientWidth', '75');
        shouldBe('currentSrcFileName("not_in_picture")', '"blue_rect.jpg"');
    }, false);
</script>
<!-- A canary image to see that the test is actually working -->
<img id="canary" src="resources/blue_rect.jpg?0">
<!-- Invalid nesting tests -->
<!-- In the following tests, nesting shouldn't mess up the selection algorithm -->
<picture>
    <picture>
        <source sizes="800px" srcset="../../hidpi/resources/image-set-1x.png?2 400w, ../../hidpi/resources/image-set-2x.png?2 800w,
            resources/image-set-4x.png?2 1600w">
        <div>
            </picture>
        </div>
        <img id="div_end_picture" src="resources/blue_rect.jpg">
    </picture>
</picture>
<picture>
    <div>
        </picture>
        </picture>
        </picture>
    </div>
    <source sizes="800px" srcset="../../hidpi/resources/image-set-1x.png?2 400w, ../../hidpi/resources/image-set-2x.png?2 800w,
        resources/image-set-4x.png?2 1600w">
    <img id="div_multiple_end" src="resources/blue_rect.jpg">
</picture>
<!-- In the following tests, nesting messes up the selection algorithm -->
<picture>
    <div>
        <picture>
            <div>
                <source sizes="400px" srcset="resources/base-image1.png?4 200w, resources/base-image3.png?4 400w, resources/base-image2.png?4 800w">
            </div>
            <img id="source_in_div" src="resources/blue_rect.jpg">
        </picture>
    </div>
</picture>
<picture>
    <div>
        <picture>
            <div>
                <source sizes="400px" srcset="resources/base-image1.png?5 200w, resources/base-image3.png?5 400w, resources/base-image2.png?5 800w">
                <img id="not_in_picture" src="resources/blue_rect.jpg">
            </div>
        </picture>
    </div>
</picture>
